![background image](http://html.mh-extra.com/html/panasonic/bb-hcm403a/bb-hcm403a_operating-instructions-manual_256281047.webp)
Operating Instructions
47
2.4
What is IPsec?
IPsec provides security for the transmission of sensitive information over
unprotected networks such as the Internet. IPsec authenticates IP packets
between participating IPsec devices.
Camera's IPsec Features
The camera can use IPsec in both IPv4 and IPv6. The camera supports the
following IPsec features.
Item
Supported Feature
IKEv1
Pre-shared Key Method
Phase 1 mode
: Main mode
*1
*1 The camera does not support aggressive mode.
Phase 2 mode
: Quick mode
Cipher Algorithm : DES-CBC, 3DES-CBC, AES-CBC (128, 192,
256 bits)
Message-Digest
Algorithm
: HMAC-MD5, HMAC-SHA-1
IPsec
ESP (Encapsulating Security Payload)
*2
*2 The camera does not support authentication header (AH).
Transport mode, Tunnel mode
Cipher Algorithm : DES-CBC, 3DES-CBC, AES-CBC (128, 192,
256 bits)
Message-Digest
Algorithm
: HMAC-MD5-96, HMAC-SHA-1-96
Malicious User
Internet
Image
Allowed User
Readable
Unreadable